Gregory Mayer
NPI 1023717501 · Student in an Organized Health Care Education/Training Program · Lebanon, NH
Enrolled with Medicare as Order and Referring Only - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Mayer is a Student in an Organized Health Care Education/Training Program provider in Lebanon, NH (NPI 1023717501).
Provider details
- NPI number
- 1023717501
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-02-23
- Last updated
- 2025-04-11
- Certified
- 2025-04-11
Frequently asked questions
- What is Gregory Mayer's NPI number?
- Gregory Mayer's National Provider Identifier (NPI) is 1023717501, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Mayer's specialty?
- Gregory Mayer is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Gregory Mayer located?
- Gregory Mayer's practice location on file with NPPES is 1 Medical Center Dr, Lebanon, NH 03756-0001.
- What is Gregory Mayer's phone number?
- The practice phone number listed in the NPPES registry for Gregory Mayer is (603) 650-5000.
- Does Gregory Mayer accept Medicare?
- Gregory Mayer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Mayer's NPI active?
- Yes — Gregory Mayer's NPI (1023717501) is active in the NPPES registry as of the last update on 2025-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.